.sider {
    .sider-title {
        font-size: 16px;
        display: block;
        padding: 0 20px;
        color: #fff;
        height: 50px;
        box-sizing: border-box;
        line-height: 50px;
    }
    .sider-navi {
        margin-top: 10px;
        div {
            margin-top: 6px;
            cursor: pointer;
            padding: 0 20px;
            color: #fff;
            height: 30px;
            line-height: 30px;
            border: none
        }
        :hover{
            color: white;
            background-color: #4c4c4c;
        }
    }
}

.navi-selected{
    color: #2684ff !important;
}